let appName = "QQ";
app.launchApp(appName);
sleep(2000);
let view = id("input").findOne();
view.setText("hello world");
let view2 = text("发送").findOne();
view2.click();
for (var i = 0; i < 1; i++) {
    let view = id("input").findOne();
    view.setText(i + " hello world");
    let view2 = text("发送").findOne();
    view2.click();
}
